Correction and Retraction CORRECTION PHYSIOLOGY Correction for “Deletion of claudin-10 (Cldn10) in the thick ascending limb impairs paracellular sodium permeability and leads to hypermagnesemia and nephrocalcinosis,” by Tilman Breiderhoff,

PHYSIOLOGY Correction for “Deletion of claudin-10 (Cldn10) in the thick ascending limb impairs paracellular sodium permeability and leads to hypermagnesemia and nephrocalcinosis,” by Tilman Breiderhoff, Nina Himmerkus, Marchel Stuiver, Kerim Mutig, Constanze Will, Iwan C. Meij, Sebastian Bachmann, Markus Bleich, Thomas E. Willnow, and Dominik Müller, which appeared in issue 35, August 28, 2012, of Proc Natl Acad Sci USA (109:14241–14246; first published August 13, 2012; 10.1073/ pnas.1203834109). The authors note that, due to a printer’s error, Table 1 appeared incorrectly. This error does not affect the conclusions of the article. Both the online article and the print article have been corrected.